Home / 9,213.13-13,812.45-4,282.10

Finding the Fourth Proportional to 9,213.13, 13,812.45 and 4,282.10

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Solution

The fourth proportional to 9,213.13, 13,812.45 and 4,282.10 is: 6,419.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,213.13 : 13,812.45 = 4,282.10 : x
  2. Step 2: Convert to fraction form
    9,213.13/13,812.45 = 4,282.10/x
  3. Step 3: Cross multiply
    9,213.13x = 13,812.45 × 4,282.10
  4. Step 4: Simplify right side
    9,213.13x = 59,146,292.15
  5. Step 5: Solve for x
    x = 59,146,292.15/9,213.13
  6. Step 6: Final answer
    x = 6,419.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.